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Bookmark or Share- Heart Attack - What Is a Heart Attack? | NHLBI, NIHA heart attack, also known as a myocardial infarction, happens when the flow of blood that brings oxygen to a part of your heart muscle suddenly becomes blocked. Your heart can’t get enough oxygen. If blood flow is not restored quickly, the heart muscle will begin to die. Heart attacks are very common.
- Heart attack - Diagnosis & treatment - Mayo ClinicA heart attack is often diagnosed in an emergency setting. If you've had or are having a heart attack, care providers will take immediate steps to treat your condition. If you're able to answer questions, you may be asked about your symptoms and medical history. Diagnosis of a heart attack includes checking blood pressure, pulse and temperature.
- Heart attack - Symptoms & causes - Mayo ClinicA heart attack occurs when an artery that sends blood and oxygen to the heart is blocked. Fatty, cholesterol-containing deposits build up over time, forming plaques in the heart's arteries. If a plaque ruptures, a blood clot can form. The clot can block arteries, causing a heart attack.
- Warning Signs of a Heart AttackCatch the signs early. Don’t wait to get help if you experience any heart attack warning signs. Some heart attacks are sudden and intense, but others start slowly, with mild pain or discomfort. Pay attention to your body and call 911 if you experience: Chest discomfort.
- Heart attack symptoms: Know what's a medical emergencyHeart attack symptoms can vary widely. For instance, you may have only minor chest discomfort while someone else has excruciating pain. One thing applies to everyone, though: If you think that you're having a heart attack, immediately call 911 or your local emergency number.
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